Operation "Red Night" is canceled and the kids come home to a joyous reunion. They've gotten their magic bags and succeeded in their quest.  But a strange man is going around Akihabara asking all the girls to marry him.
The letter from Roe 2 holds 
the key to that mystery.
Der Brief von Roe2 birgt
den Schlüssel zu diesem Geheimnis.
La carta de Roe 2 tiene 
la clave de ese misterio.
La réponse à cette question
se trouve dans la lettre de Roe2.
La chiave di questo mistero
 è nella lettera di Roe 2.
A carta de Roe2 é a 
chave para esse mistério.
Ответ на этот вопрос кроется в письме Роэ2.